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Technical Data Sheet
16A21 ✓ Verified by PartsTable
· SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, body_width: 0.382 INCHES MAXIMUM IN, body_height: 0.335 INCHES MAXIMUM IN, body_length: 0.426 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, overall_length: 0.371 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-068-0687, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
16A21
NSN: 5961-00-068-0687
FSC: 5961
CAGE: 0ZBJ4 — PHILIPS NORTH AMERICA LLC DBA PHILIPS HEALTHCARE (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
body_width0.382 INCHES MAXIMUM IN
body_height0.335 INCHES MAXIMUM IN
body_length0.426 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_length0.371 INCHES MAXIMUM IN
mounting_methodTERMINAL SINGLE GROUP
terminal_length1.000 INCHES MINIMUM IN
frequency_rating300.0 HERTZ MINIMUM AND 15.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
overall_diameter0.215 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
NSN5961-00-068-0687
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 16A21 MFR OEM TRANSFORMER,AUDIO FREQUENCY
KEY FEATURES
SPECIFICATION/STANDARD DATA: 81349-MIL-S-19500/115 GOVERNMENT SPECIFICATION
VOLTAGE TOLERANCE IN PERCENT: -5.0 TO 5.0
CURRENT RATING PER CHARACTERISTIC: 41.00 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT AND 146.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
MOUNTING METHOD: TERMINAL
OVERALL DIAMETER: 0.215 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 6.2 NOMINAL NOMINAL REGULATOR VOLTAGE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC
TERMINAL LENGTH: 1.000 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA81349-MIL-S-19500/115 GOVERNMENT SPECIFICATION
VOLTAGE TOLERANCE IN PERCENT-5.0 TO 5.0
CURRENT RATING PER CHARACTERISTIC41.00 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT AND 146.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
MOUNTING METHODTERMINAL
OVERALL DIAMETER0.215 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC6.2 NOMINAL NOMINAL REGULATOR VOLTAGE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS AMBIENT AIR DEGC
TERMINAL LENGTH1.000 INCHES MINIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
OVERALL LENGTH0.371 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
1N3828AInterchangeable
interchangeable cross-reference
interchangeable
1N3828AAInterchangeable
interchangeable cross-reference
interchangeable
2000496-8Interchangeable
interchangeable cross-reference
interchangeable
353-6348-000Interchangeable
interchangeable cross-reference
interchangeable
200476-052Interchangeable
interchangeable cross-reference
interchangeable
DZ830420DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 16A21?
16A21 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 16A21?
There are 24 known substitutes for 16A21: 1N3828A, 1N3828AA, 2000496-8 and 21 more. Substitute compatibility should be verified for your specific system.
Is 16A21 still available?
16A21 is currently cancelled.
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